Quarterly report
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Table of Contents ( Mark One ) ☐ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington , D.C. 20549 FORM 10 - Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended March 31 , 2021 OR TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number : 001-39450 to HARMONY BIOSCIENCES HOLDINGS , INC . Delaware ( Exact name of registrant as specified in its charter ) ( State or other jurisdiction of incorporation or organization ) 630 W. Germantown Pike , Suite 215 , Plymouth Meeting , PA ( Address of principal executive offices ) Title of each class ( 484 ) 539-9800 82-2279923 ( I.R.S. Employer Identification No. ) ( Registrant's telephone number , including area code ) Securities registered pursuant to Section 12 ( b ) of the Act : Common Stock , par value $ 0.00001 value per share Trading Symbol ( s ) HRMY 19462 ( Zip Code ) Name of each exchange on which registered The Nasdaq Stock Market LLC ( Nasdaq Global Market ) Indicate by check mark whether the registrant ( 1 ) has filed all reports required to be filed by Section 13 or 15 ( d ) of the Securities Exchange Act of 1934 during the preceding 12 months ( or for such shorter period that the registrant was required to file such reports ) , and ( 2 ) has been subject to such filing requirements for the past 90 days . Yes ☑ No □ Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S - T ( §232.405 of this chapter ) during the preceding 12 months ( or for such shorter period that the registrant was required to submit such files ) . Yes > No ☐ Indicate by check mark whether the registrant is a large accelerated filer , an accelerated filer , a non - accelerated filer , a smaller reporting company , or an emerging growth company . See the definitions of “ large accelerated filer , " " accelerated filer , ” “ smaller reporting company , " and " emerging growth company ” in Rule 12b - 2 of the Exchange Act :